import lombok.extern.slf4j.Slf4j;
import org.junit.Test;

import java.util.ArrayList;
import java.util.List;

/**
 * @Author tanlian
 * @Date 2018/9/28 9:42
 * @Desc
 */
@Slf4j
public class JAVA8TEST {


    @Test
    public void steamTest(){

        long time = System.currentTimeMillis();
//        log.info("我打印了一条日志....");
        long useTime = System.currentTimeMillis()-time;
        System.out.println("耗时:" + useTime);



    }
}
